Scalpel blade



FIG. 1 is an elevational view of a scalpel blade showing my new design;

FIG. 2 is an enlarged cross-sectional view taken along line 2--2 in FIG. 1;

FIG. 3 is an elevational view of a modified form of FIG. 1;

FIG. 4 is an enlarged cross-sectional view taken along line 4--4 in FIG. 2;

FIG. 5 is an elevational view of another modified form of FIG. 1; and

FIG. 6 is an enlarged cross-sectional view taken along line 6--6 of FIG. 5.

The other side of each of the scalpel blades of FIGS. 1, 3 and 5 is exactly the same as the side shown. 

The ornamental design for a scalpel blade, as shown and described. 